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52 lines
1.9 KiB
52 lines
1.9 KiB
From a22a81a0de76b96b01f32f59fd2a4b4af675d9b1 Mon Sep 17 00:00:00 2001 |
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From: Adam Jackson <ajax@redhat.com> |
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Date: Fri, 5 Oct 2018 15:12:18 -0400 |
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Subject: [PATCH] modesetting: Hide atomic behind Option "Atomic" "[boolean]" |
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You can turn it on if the kernel driver supports it and you ask for it |
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explicitly, but right now it's too fragile. |
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Signed-off-by: Adam Jackson <ajax@redhat.com> |
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--- |
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hw/xfree86/drivers/modesetting/driver.c | 5 ++++- |
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hw/xfree86/drivers/modesetting/driver.h | 1 + |
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2 files changed, 5 insertions(+), 1 deletion(-) |
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diff --git a/hw/xfree86/drivers/modesetting/driver.c b/hw/xfree86/drivers/modesetting/driver.c |
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index 24311c1..4fc62e4 100644 |
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--- a/hw/xfree86/drivers/modesetting/driver.c |
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+++ b/hw/xfree86/drivers/modesetting/driver.c |
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@@ -131,6 +131,7 @@ static const OptionInfoRec Options[] = { |
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{OPTION_PAGEFLIP, "PageFlip", OPTV_BOOLEAN, {0}, FALSE}, |
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{OPTION_ZAPHOD_HEADS, "ZaphodHeads", OPTV_STRING, {0}, FALSE}, |
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{OPTION_DOUBLE_SHADOW, "DoubleShadow", OPTV_BOOLEAN, {0}, FALSE}, |
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+ {OPTION_ATOMIC, "Atomic", OPTV_BOOLEAN, {0}, FALSE}, |
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{-1, NULL, OPTV_NONE, {0}, FALSE} |
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}; |
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@@ -1061,7 +1062,9 @@ PreInit(ScrnInfoPtr pScrn, int flags) |
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} |
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ret = drmSetClientCap(ms->fd, DRM_CLIENT_CAP_ATOMIC, 1); |
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- ms->atomic_modeset = (ret == 0); |
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+ if ((ms->atomic_modeset = (ret == 0))) |
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+ ms->atomic_modeset = xf86ReturnOptValBool(ms->drmmode.Options, |
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+ OPTION_ATOMIC, FALSE); |
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ms->kms_has_modifiers = FALSE; |
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ret = drmGetCap(ms->fd, DRM_CAP_ADDFB2_MODIFIERS, &value); |
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diff --git a/hw/xfree86/drivers/modesetting/driver.h b/hw/xfree86/drivers/modesetting/driver.h |
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index c8db4b8..46ba78a 100644 |
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--- a/hw/xfree86/drivers/modesetting/driver.h |
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+++ b/hw/xfree86/drivers/modesetting/driver.h |
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@@ -51,6 +51,7 @@ typedef enum { |
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OPTION_PAGEFLIP, |
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OPTION_ZAPHOD_HEADS, |
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OPTION_DOUBLE_SHADOW, |
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+ OPTION_ATOMIC, |
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} modesettingOpts; |
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typedef struct |
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-- |
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2.19.0 |
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